# MT Drone vs Inbox4

The clearest difference is ads: MT Drone at none against Inbox4's shown. MT Drone also leads on iOS requirement (12.0 vs 17.0). Inbox4's advantage is update cadence (every 6 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MT Drone ships an update every 3 weeks, Inbox4 every 6 days. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | MT Drone | Inbox4 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 71 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [军年 陈](https://appshunter.io/developer/1309410176) | [Wonkyoung Seo](https://appshunter.io/developer/6775065699) |

## What reviewers say

### MT Drone

[App page](https://appshunter.io/ios/app/mt-drone/id6504594113)

**In-app purchases:** none


### Inbox4

[App page](https://appshunter.io/ios/app/inbox4/id6784851440)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MT Drone free?

MT Drone is free to download, with no in-app purchases.

### Is Inbox4 free?

Inbox4 is free to download, with no in-app purchases.

### Do MT Drone or Inbox4 have ads?

Inbox4 shows ads; MT Drone does not.

### Which is updated more often, MT Drone or Inbox4?

MT Drone ships an update every 3 weeks, and Inbox4 every 6 days. Most recently, MT Drone was updated on October 11, 2026 and Inbox4 on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*